The water temperature at Whangamata Beach is rather cool (14 °C) and the air temperature will feel similar. A good quality spring wetsuit with optional neoprene boots should suffice. No need for wetsuit gloves.

Whangamata Beach water temperatures peak in the range 19 to 22°C (66 to 72°F) on around the 9th of February and are at their coldest on about the 20th of August, in the range 13 to 15°C (55 to 59°F). Whangamata Beach water temperatures are warmest in early to mid February. Surfers should use a 2mm long sleeve shorty or a 3/2mm spring wetsuit if the wind is up. The coldest water temperatures at Whangamata Beach in mid to late August are ideally suited to a 4/3mm wetsuit + 3mm boots, although a 5/3mm wetsuit may be preferable for longer sessions and cold windy days.